Who Is Double Consonants?

A double consonant is a consonant letter occurring twice in succession in a word. For example the 'nn' in tunnel is a double consonant. Double consonants are frequently found in words that have a suffix added to them, for example 'beginning'.

What do double consonant mean?

1 : a consonant letter occurring twice in succession in a word (as nn in tunnel)

What is the rule for double consonants?

The doubling rule states that if a one syllable word ends with a vowel and a consonant, double the consonant before adding the ending (e.g. -ed, -ing).